Home / 4,323.38-6,433.18-4,308.80

Finding the Fourth Proportional to 4,323.38, 6,433.18 and 4,308.80

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Solution

The fourth proportional to 4,323.38, 6,433.18 and 4,308.80 is: 6,411.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,323.38 : 6,433.18 = 4,308.80 : x
  2. Step 2: Convert to fraction form
    4,323.38/6,433.18 = 4,308.80/x
  3. Step 3: Cross multiply
    4,323.38x = 6,433.18 × 4,308.80
  4. Step 4: Simplify right side
    4,323.38x = 27,719,285.98
  5. Step 5: Solve for x
    x = 27,719,285.98/4,323.38
  6. Step 6: Final answer
    x = 6,411.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.